<template>
  <div class="todo-header">
    <input type="text" placeholder="请输入你的任务名称，按回车键确认" v-model="title" @keyup.enter="addTask"/>
  </div>
</template>

<script>
import {nanoid} from "nanoid";

export default {
  name: "MyHeader",
  data() {
    return {
      title: ''
    }
  },
  props: ['appAddTask'],
  computed: {},
  components: {},
  methods: {
    addTask(){
      if (this.title.trim() !== "") {
        const task = {
          id: nanoid(),
          title: this.title,
          done:false
        };
        this.appAddTask(task);
        this.title = '';
      } else {
        alert("请输入内容！");
      }
    }
  },
  mixins: [],
  watch: {},
  filters: {},
  directives: {}
}
</script>

<style scoped>
/*header*/
.todo-header input {
  width: 560px;
  height: 28px;
  font-size: 14px;
  border: 1px solid #ccc;
  border-radius: 4px;
  padding: 4px 7px;
}

.todo-header input:focus {
  outline: none;
  border-color: rgba(82, 168, 236, 0.8);
  box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075), 0 0 8px rgba(82, 168, 236, 0.6);
}
</style>